Infiniti M35/M45 Y50. Manual — part 823
![](/vehicles/zatt/cen/houeebante/melo.png)
REAR WINDOW DEFOGGER
GW-89
C
D
E
F
G
H
J
K
L
M
A
B
GW
5.
CHECK GROUND CIRCUIT
Check continuity between door mirror connector and ground.
OK or NG
OK
>> GO TO 6.
NG
>> Repair or replace harness.
6.
CHECK DOOR MIRROR DEFOGGER
1.
Connect door mirror connector.
2.
Check door mirror.
OK or NG
OK
>> Check condition of harness and connector.
NG
>> Replace malfunctioning door mirror.
Check Driver Side Door Mirror Defogger Circuit
NIS0022W
1.
CHECK POWER SUPPLY CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect door mirror LH connector.
3.
Turn ignition switch ON.
4.
Check voltage between door mirror LH connector and ground.
OK or NG
OK
>> GO TO 2.
NG
>> Repair or replace harness between fuse block (J/B) and
door mirror LH.
Door mirror connector
Terminal
Ground
Continuity
D2 (LH)
D39 (RH)
8
Yes
PIIB5989E
Door mirror connector
Terminal
Continuity
D2 (LH)
D39 (RH)
4
8
Yes
PIIB5990E
Terminals
Condition of rear
window defogger
switch
Voltage (V)
(Approx.)
(+)
(–)
Door mirror LH
connector
Terminal
D2
4
Ground
ON
Battery voltage
OFF
0
PIIB5991E
![](/vehicles/zatt/cen/houeebante/thach.png)
GW-90
REAR WINDOW DEFOGGER
2.
CHECK GROUND CIRCUIT
1.
Turn ignition switch OFF.
2.
Check continuity between door mirror LH connector and ground.
OK or NG
OK
>> GO TO 3.
NG
>> Repair or replace harness between door mirror LH and
ground.
3.
CHECK DOOR MIRROR DEFOGGER
1.
Connector door mirror LH connector.
2.
Check door mirror LH.
OK or NG
OK
>> Check condition of harness and connector.
NG
>> Replace door mirror LH.
Check Passenger Side Door Mirror Defogger Circuit
NIS0022X
1.
CHECK POWER SUPPLY CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect door mirror RH connector.
3.
Turn ignition switch ON.
4.
Check voltage between door mirror RH connector and ground.
OK or NG
OK
>> GO TO 2.
NG
>> Repair or replace harness between fuse block (J/B) and
door mirror RH.
Door mirror LH
connector
Terminal
Ground
Continuity
D2
8
Yes
PIIB5989E
Door mirror LH
connector
Terminal Continuity
D2
4
8
Yes
PIIB5990E
Terminals
Condition of rear
window defogger
switch
Voltage (V)
(Approx.)
(+)
(–)
Door mirror RH
connector
Terminal
D39
4
Ground
ON
Battery voltage
OFF
0
PIIB5991E
![](/vehicles/zatt/cen/houeebante/mave.png)
REAR WINDOW DEFOGGER
GW-91
C
D
E
F
G
H
J
K
L
M
A
B
GW
2.
CHECK GROUND CIRCUIT
1.
Turn ignition switch OFF.
2.
Check continuity between door mirror RH connector and ground.
OK or NG
OK
>> GO TO 3.
NG
>> Repair or replace harness between door mirror RH and
ground.
3.
CHECK DOOR MIRROR DEFOGGER
1.
Connector RH door mirror connector.
2.
Check door mirror RH.
OK or NG
OK
>> Check condition of harness and connector.
NG
>> Replace door mirror.
Door mirror RH
connector
Terminal
Ground
Continuity
D39
8
Yes
PIIB5989E
Door mirror RH
connector
Terminal Continuity
D39
4
8
Yes
PIIB5990E
![](/vehicles/zatt/cen/houeebante/gnd.png)
GW-92
REAR WINDOW DEFOGGER
Check Filament
NIS0022Y
1.
When measuring voltage, wrap tin foil around the top of the neg-
ative probe. Then press the foil against the wire with your finger.
2.
Attach probe circuit tester (in Volt range) to middle portion of
each filament.
3.
If a filament is burned out, circuit tester registers 0 or battery
voltage.
4.
To locate burned out point, move probe to left and right along fil-
ament. Test needle will swing abruptly when probe passes the
point.
Filament Repair
NIS0022Z
REPAIR EQUIPMENT
●
Conductive silver composition (Dupont No. 4817 or equivalent)
●
Ruler 30 cm (11.8 in) long
●
Drawing pen
●
Heat gun
●
Alcohol
●
Cloth
SEL122R
SEL263
SEL265
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